Moving the single-tenant app to a multi-tenant scenario

In this section, we'll reconfigure the application to work as a multi-tenant application that you can use from other Azure AD tenants or a Microsoft personal account. With the following configuration we migrate the application:

1. Open the Startup.cs file in your solution:
   • Comment the ConfigureAuth(app) line
   • Uncomment the ConfigureMultitenantAuth(app) line:

Modifying the code for multi-tenant usage

2. Change the ida:TenantId value to our Azure AD domain name:

Changing the tenant ID

3. Press F5 in Visual Studio to build and run the app.
4. A new app will be available in Azure AD, but the users don't have roles assigned:

Check the role assignment for the newly created app

5. Reassign the roles to the users:

Reassign roles

6. Test logging in with your users and check the application.
7. Test logging in with a user from...